i-Ready
Linear Functions: Model from Two Points - Quiz - Level H
x
Nevaeh uses a gift card to buy a cup of coffee every morning. The table shows the amount of
money remaining on the card, y, as a function of the number of cups of coffee she buys, .
The rate of change is -3 since each cup of coffee costs $3.
How much money was on the gift card when Nevaeh
received it?
$ 30
What is the equation of the function?
y = ?
x+
?
21
Number of Cups
of Coffee, x
Amount of Money
Remaining ($). y
3
4
18
6
12
8
6
II
